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#include "derive.h"
#include "datetime.h"
#include "error.h"
#include "mask.h"
#include <memory>
namespace ledger {
entry_t * derive_new_entry(journal_t& journal,
strings_list::iterator i,
strings_list::iterator end)
{
std::auto_ptr<entry_t> added(new entry_t);
entry_t * matching = NULL;
if (! parse_date((*i).c_str(), &added->_date))
throw error("Bad date passed to 'entry'");
if (++i == end)
throw error("Too few arguments to 'entry'");
mask_t regexp(*i++);
entries_list::reverse_iterator j;
for (j = journal.entries.rbegin();
j != journal.entries.rend();
j++)
if (regexp.match((*j)->payee)) {
matching = *j;
break;
}
added->payee = matching ? matching->payee : regexp.pattern;
if (! matching) {
account_t * acct;
if (i == end || ((*i)[0] == '-' || std::isdigit((*i)[0]))) {
acct = journal.find_account("Expenses");
}
else if (i != end) {
acct = journal.find_account_re(*i);
if (! acct)
acct = journal.find_account(*i);
assert(acct);
i++;
}
if (i == end)
added->add_transaction(new transaction_t(acct));
else
added->add_transaction(new transaction_t(acct, amount_t(*i++)));
if (journal.basket)
acct = journal.basket;
else
acct = journal.find_account("Equity");
added->add_transaction(new transaction_t(acct));
}
else if (i == end) {
// If no argument were given but the payee, assume the user wants
// to see the same transaction as last time.
added->code = matching->code;
for (transactions_list::iterator k = matching->transactions.begin();
k != matching->transactions.end();
k++)
added->add_transaction(new transaction_t(**k));
}
else if ((*i)[0] == '-' || std::isdigit((*i)[0])) {
transaction_t * m_xact, * xact, * first;
m_xact = matching->transactions.front();
first = xact = new transaction_t(m_xact->account, amount_t(*i++));
added->add_transaction(xact);
if (! xact->amount.commodity())
xact->amount.set_commodity(m_xact->amount.commodity());
m_xact = matching->transactions.back();
xact = new transaction_t(m_xact->account, - first->amount);
added->add_transaction(xact);
if (i != end) {
account_t * acct = journal.find_account_re(*i);
if (! acct)
acct = journal.find_account(*i);
assert(acct);
added->transactions.back()->account = acct;
}
}
else {
while (i != end) {
std::string& re_pat(*i++);
account_t * acct = NULL;
amount_t * amt = NULL;
mask_t acct_regex(re_pat);
for (; j != journal.entries.rend(); j++)
if (regexp.match((*j)->payee)) {
entry_t * entry = *j;
for (transactions_list::const_iterator x =
entry->transactions.begin();
x != entry->transactions.end();
x++)
if (acct_regex.match((*x)->account->fullname())) {
acct = (*x)->account;
amt = &(*x)->amount;
matching = entry;
goto found;
}
}
found:
if (! acct)
acct = journal.find_account_re(re_pat);
if (! acct)
acct = journal.find_account(re_pat);
transaction_t * xact;
if (i == end) {
if (amt)
xact = new transaction_t(acct, *amt);
else
xact = new transaction_t(acct);
} else {
xact = new transaction_t(acct, amount_t(*i++));
if (! xact->amount.commodity()) {
if (amt)
xact->amount.set_commodity(amt->commodity());
else if (commodity_t::default_commodity)
xact->amount.set_commodity(*commodity_t::default_commodity);
}
}
added->add_transaction(xact);
}
assert(matching->transactions.back()->account);
if (account_t * draw_acct = matching->transactions.back()->account)
added->add_transaction(new transaction_t(draw_acct));
}
done:
if (! run_hooks(journal.entry_finalize_hooks, *added) ||
! added->finalize())
throw error("Failed to finalize derived entry (check commodities)");
return added.release();
}
} // namespace ledger
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